1542463 has 6 divisors (see below), whose sum is σ = 1670424. Its totient is φ = 1423656.

The previous prime is 1542451. The next prime is 1542473. The reversal of 1542463 is 3642451.

It is a de Polignac number, because none of the positive numbers 2^k-1542463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4395 + ... + 4732.

It is an arithmetic number, because the mean of its divisors is an integer number (278404).

2^1542463 is an apocalyptic number.

1542463 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1542463 is a deficient number, since it is larger than the sum of its proper divisors (127961).

1542463 is an equidigital number, since it uses as much as digits as its factorization.

1542463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153 (or 9140 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 1542463 is about 1241.9593391090. The cubic root of 1542463 is about 115.5415665936.

The spelling of 1542463 in words is "one million, five hundred forty-two thousand, four hundred sixty-three".